Answer:
field goal points: 213
extra points: 125
Step-by-step explanation:
Given that a field goal is worth 3 points, then the total points made by field goals are: number of field goals * 3. In the case of Adam, that is: 71*3 = 213 points.
An extra point is worth 1 point, then 125 extra points are equivalent to 125 points.
Answer:
7.5
Step-by-step explanation:
25y-15y=10y
10y=75
y=7.5
Tim has 56 more postcards than Paul.
Step-by-step explanation:
Total postcards boys have = 280
Let,
x = Paul's postcards
y = Shawn's postcards
z = Tim's postcards
According to given statement;
x + y + z = 280 Eqn 1
Eqn 2
Eqn 3
Putting value of y from Eqn 3 in Eqn 2
Eqn 4
Putting value of x and y from Eqn 4 and Eqn 3 in Eqn 1

Multiplying both sides by 

Putting z=120 in Eqn 3

Putting y=96 in Eqn 2

Difference of Tim and Paul = 120-64 = 56
Tim has 56 more postcards than Paul.
Keywords: linear equation, substitution method
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First, let's write our division problem:

The remainder in this problem is the number of people left over after the 15 vans are filled with 9 people each. We can use this answer to determine that the guides did not rent enough vans, as there will be 5 people who cannot fit in the 15 vans they rented.